1 [T] to arrive at a place or condition that you have been going towards 到达；抵达；达至；达到: We won't reach Dover before 12. 我们12点前到不了多佛尔。The two sides hope to reach an agreement sometime today. 双方希望在今天之内达成协议。Sometimes the temperature reaches 45°C. 气温有时达到45摄氏度。The team reached the semi-final last year. 该球队去年进入半决赛。to reach a decision/conclusion/compromise 作出决定；得出结论；达成妥协

2 [I,T] reach (out) (for sb/sth);reach (sth) (down) to stretch out your arm to try and touch or get sth 伸手（接触或取某物）: The child reached out for her mother. 小孩伸手要妈妈抱。She reached into her bag for her purse. 她把手伸进手提包里拿钱包。

3 [I,T] to be able to touch sth 够得着（某物）: Can you get me that book off the top shelf? I can't reach. 你可以替我拿书架最上层那本书吗？我够不着。He couldn't reach the light switch. 他够不着电灯开关。I need a longer ladder. This one won't reach. 我要把长一点的梯子。这把够不着。

4 [T] to communicate with sb, especially by telephone; contact 通讯（尤指用电话）；联络: You can reach me at this number. 你可以拨这个号码找我。